Nikhil and Dibu can complete a work in 30 and 40 days respectively when they work alone. If both of them work together for 8 days then how much work will be left to complete the same work?
1
\(\frac{7}{15}\)
2
\(\frac{8}{15}\)
3
\(\frac{5}{14}\)
4
\(\frac{6}{13}\)